问题 单项选择题

对输电线路的防护棚架搭设的材质要求,应使用()。

A、钢管

B、杉木

C、门架

答案

参考答案:B

阅读理解与欣赏

阅读下面的文言文,完成小题。

游桃花记

[明]陈继儒

南城独当阳,城下多栽桃花。花得阳气及水色,太是秾华。居民以细榆软柳编篱缉墙,花间菜畦,绾结相错如绣。

余以花朝后一日,呼陈山人父子,暖酒提小榼,同胡安甫、宋宾之、孟直夫渡河梁,踏至城以东,有桃花蓊然。推户闯入,见一老翁,具鸡黍饷客。余辈冲筵前索酒,请移酒花下。老翁愕视,恭谨如命。余亦不通姓字,便从花板酒杯,老饕一番。复攀桃枝,坐花丛中,以藏钩输赢为上下,五六人从红雨中作活辘轳,又如孤猿狂鸟,探叶窥果,惟愁枝脆耳。日暮乃散。是日也,老翁以花朝为生辰,余于酒后作歌赠之,谓翁明日请坐卮脯为寿。

十四日,余与希周、直夫、叔意挈酒榼,甫出关路,途得伯灵、子犹,拉同往,又遇袁长史披鹤氅入城中,长史得我辈看花消息,遂相与返至桃花溪。至则田先生方握锄理草根,见余辈,便更衣冠出肃客。客方散踞石上,而安甫、宾之、箕仲父子俱挈酒榼佐之。董、徐、何三君从城上窥见,色为动,复踉跄下城,又以酒及鲜笋、蛤蜊佐之。是时,不速而会者凡十八人,田先生之子归骈为十九。榼十一,酒七八壶觞。酒屈兴信,花醉客醒,方苦瓶罍相耻,忽城头以长绠缒酒一樽送城下,客则文卿、直卿兄弟是也。余辈大喜,赏为韵士。时人各为队,队各为戏。长史、伯灵角智局上。纷纷诸子,饱毒空拳,主人发短耳长,龙钟言笑。时酒沥尚余,乃从花篱外要路客,不问生熟妍丑,以一杯酒浇入口中,以一枝桃花簪入发角:人人得大欢喜吉祥而去。日暮鸟倦,余亦言旋,皆以月影中抱持,而顾视纱巾缥袖,大都酒花、花瓣而已。

昔陶征君以避秦数语输写心事借桃源为寓言非有真桃源也今桃花近在城齿无一人为花作津梁传之好事者。自余问津后,花下数日间,便尔成蹊。第赏花护花者,舍吾党后,能复几人?几人摧折如怒风甚雨,至使一片赤霞,阑珊狼藉?则小人于桃花一公案,可谓功罪半之矣

[注] ①花板酒杯:即梨花杯,以形似花瓣而得名。②藏钩:古代的一种博戏。《艺经》:“义阳腊日饮祭之后,叟妪儿童分为藏钩之戏,分为二曹以交(较)胜负。”钩,为博具。

小题1:对下列句子中加点词语的解释,不正确的一项是(  )

A.便更衣冠出肃客    肃:迎接

B.酒屈兴信信:舒展,伸张

C.余亦言旋旋:回家

D.第赏花护花者第:次第小题2:下列各组句子中,加点词的意义和用法相同的一项是(  )

A.余花朝后一日

八千岁为春

B.色

请以赵王城秦王寿

C.客文卿、直卿兄弟是也

与斗卮酒

D.从花篱外要路客项伯夜驰之沛公军

小题3:下列对原文的理解和赏析,不正确的一项是(  )

A.在花朝后一日,作者偕同五位友人,闯入一位陌生老人家中,见到他已准备了饭菜,便入内大吃一顿,老人虽愕然,仍热情款待,作者等人大快朵颐、嬉戏玩闹,极为尽兴,最后作歌送给老人,权当寿礼。

B.十四日,作者与十八位友人一起在田先生家中欢聚,席间,众好友畅饮美酒、饕餮美食、黑白纵横。酒酣耳热之际,还开起了路人的玩笑,度过了异常愉快的一天。

C.本文记叙作者城郊赏桃花之“乐”,寄寓爱花、赏花、护花不易之意。结尾把花与人、花与社会联系起来,笔墨虽然依旧轻灵,但心情已经沉重。

D.陈继儒的作品多直抒胸臆,表达任心自适的感情,这篇《游桃花记》更是贯彻了他“文以自娱”的主张。

单项选择题

The blue of the sea is caused by the scattering of sunlight by tiny particles suspended in the water. Blue light, being of short wavelength, is scattered more efficiently than light of longer wavelengths. Although waters of the open ocean are commonly some shade of blue, green water is commonly seen near coasts, especially in tropical or subtropical regions. This is caused by yellow pigments being mixed with blue water. Phytoplankton are one source of the yellow pigment. Other microscopic plants may color the water brown or brownish-red. Near the shore, silt or sediment in suspension can give water a brownish hue. Outflow of large rivers can often be observed many miles offshore by the coloration of suspended soil particles.Marine phytoplankton (Greek for "plant wanderers") are microscopic single-celled plants that include diatoms, dinoflagellates, coccolithophorids, green algae, and blue-green algae, among others. The growth of these organisms, which photosynthesize light, depends on a delicate balance of nutrient enrichment via vertical mixing, which is often limited by the availability of nitrogen and light. Diatoms are one-celled plants with patterned glass coverings. Each glass, or silicon dioxide box, is ornamented with species-specific designs, pits, and perforations making them popular with microscopists and, more recently, electron scanning microscopists.

The main idea of this passage is that________.

A.light causes sea color

B.sea coloration is varied because of a combination of length of light waves and microscopic plant life and silt

C.microscopic plant life causes sea color

D.water composition causes sea color